Hello codeforeces, I was trying to upsolve the ECPC Q day 2 and I am stuggle with this problem and need some help please.
I am thinking of using mo's algorithm but I can't solve this problem. Can any one help me please?
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Interesting Problem from ECPC qualifications day 2
Revision en2, by Chess.Master, 2023-08-12 21:04:19
History
Revisions
| Rev. | Lang. | By | When | Δ | Comment | |
|---|---|---|---|---|---|---|
| en2 |
|
Chess.Master | 2023-08-12 21:04:19 | 12 | ||
| en1 |
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Chess.Master | 2023-08-12 20:37:11 | 377 | Initial revision (published) |
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